Patent US787518A successfully refreshed from Google Patents.
US787518A
Expired / Lapsed
US
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Cleaning rubber.
Assignee: CONTINENTAL RUBBER Co
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Filing: 1904-07-21
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Granted: 1905-04-18
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Expires: 1924-07-21
Abstract
No abstract record available.
Inventors
- 👤 William A Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:39
CPC Classifications
B; B03; B03B; B03B9/00; B03B9/06; B03B9/061; B03D; B03D1/00; B03D1/02; Y; Y10; Y10S; Y10S241/00; Y10S241/31; Y10S528/00; Y10S528/931
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1908-04-17 | 1908-10-17 | 1909-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-04-17 | 1912-10-17 | 1913-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-04-17 | 1916-10-17 | 1917-04-18 | $7700.00 | Window Closed / Lapsed |